ipsadc_ipico_tto_io.java

一个开源的rfid middleware 资料

/* 
 * Copyright 2005 i-Konect LLC
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 * 	http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
 */
package org.firstopen.singularity.devicemgr.interrogator;

import java.math.BigInteger;
import java.util.ArrayList;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.firstopen.singularity.config.DeviceProfile;
import org.firstopen.singularity.system.Tag;

/**
 * @author TomRose
 * @version $Id: IPSADC_IPICO_TTO_IO.java 1242 2006-01-14 03:34:08Z TomRose $
 * 
 */
public class IPSADC_IPICO_TTO_IO extends IPSADC_IPICO_IO {

	
	private Log log = LogFactory.getLog(IPSADC_IPICO_TTO_IO.class);
	
	
	/**
	 * 
	 */
	public IPSADC_IPICO_TTO_IO() {
		super();
		// TODO Auto-generated constructor stub
	}

	/**
	 * @param deviceProfile
	 */
	public IPSADC_IPICO_TTO_IO(DeviceProfile deviceProfile) {
		super(deviceProfile);
	
		// TODO Auto-generated constructor stub
	}

	/* Byte Description Info - Hexadecimal ASCII delimited records
	 * 0 		Header character
	 * 1 		Frame header, 1 Header character 
	 * 2-3 		Reader ID 0-255 in ASCII hex
	 * 4-15 	Tag ID MS digit first 
	 * 16-19 	I and Q channel counter Binary counters 0-255 in ASCII hex
	 * 20-33	Date/Time Date and time with 10ms resolution. 390ms/10 = 39 =(27 =
	 * 			0x32 + 0x37) and the month 12 is 0x31+ 0x32. 
	 * 34-39    Tampered
	 * 40-41 	LRC Checksum on bytes 2 to 35 
	 * 42-43 	End of packet (CR, LF) 0x0d, 0x0a
	 * 
	 * (i.e. ASCII converison of byte array =
	 * 
	 * 
	 * aa 00 4497fc000022 0002 0510101630132d 32 00 ff 63<CR><LF>
	 * 
	 * Instantaneous ID hits and IDs in transit are spooled in small packets, one for each ID. These can be
    * considered as stand alone data-grams similar to the UDP protocol. Table 1 depicts the content of these
    * data-grams for the hexadecimal ASCII format. This format converts the binary data to ASCII but with a
    * hexadecimal base (e.g. 0b00101111 is converted to